package code.kalter.longflight;

import code.kalter.longflight.screen.About;
import code.kalter.longflight.screen.Crash;
import code.kalter.longflight.screen.EnableSound;
import code.kalter.longflight.screen.Game;
import code.kalter.longflight.screen.HighScore;
import code.kalter.longflight.screen.Loading;
import code.kalter.longflight.screen.Menu;
import code.kalter.longflight.screen.Pause;
import code.kalter.longflight.screen.Screen;
import code.kalter.longflight.screen.SelectShip;
import code.kalter.longflight.screen.Splash;
import java.io.IOException;
import javax.microedition.lcdui.Display;
import javax.microedition.media.MediaException;
import javax.microedition.midlet.MIDlet;

/**
 * Главный класс
 *
 * @author KalterFive
 */
public final class LongFlight extends MIDlet {

    public static LongFlight link;

    // screens
    public static final int SPLASH = 0;
    public static final int GAME = 1;
    public static final int MENU = 2;
    public static final int SELECT_SHIP = 3;
    public static final int ABOUT = 4;
    public static final int HIGH_SCORE = 5;
    public static final int LOADING = 6;
    public static final int PAUSE = 7;
    public static final int ENABLE_SOUND = 8;
    public static final int CRASH = 9;

    private Sound music;
    private Screen[] screen;
    private int screenID;
    private int previosScreenID;

    public LongFlight() {
        screenID = SPLASH;
        link = this;
        try {
            screen = new Screen[]{
                new Splash(),
                new Game(),
                new Menu(),
                new SelectShip(),
                new About(),
                new HighScore(),
                new Loading(),
                new Pause(),
                new EnableSound(),
                new Crash()
            };
        } catch (Exception e) {
            catchException(e);
        }
    }

    // override
    public void startApp() {
        Display.getDisplay(this).setCurrent(screen[ENABLE_SOUND]);
        screen[ENABLE_SOUND].start();
    }

    // override
    public void pauseApp() {
        // TODO
    }

    // override
    public void destroyApp(boolean unconditional) {
        try {
            if (music != null) {
                music.stop();
            }
        } catch (MediaException e) {
            catchException(e);
        }
        notifyDestroyed();
    }

    public void catchException(Exception e) {
        if (screen != null) {
            screen[screenID].stop();
        }
        System.out.println(e.getMessage());
        e.printStackTrace();
        destroyApp(true);
    }

    public void setScreen(int screenID) {
        previosScreenID = this.screenID;
        screen[this.screenID].stop();
        screen[screenID].start();
        this.screenID = screenID;
        Display.getDisplay(this).setCurrent(screen[screenID]);
    }

    // принудительно, то есть без остановки текущего
    public void $setScreen(int screenID) {
        previosScreenID = this.screenID;
        screen[this.screenID = screenID].start();
        Display.getDisplay(this).setCurrent(screen[screenID]);
    }

    public int getPreviosScreenID() {
        return previosScreenID;
    }

    // для облегчения жизни
    public void sleep(long millis) {
        try {
            Thread.sleep(millis);
        } catch (InterruptedException interruptedException) {
            catchException(interruptedException);
        }
    }

    public void playMusic() {
        try {
            music = new Sound() {{
                add("/song/monster.mid", "audio/midi");
                add("/song/mobscene.mid", "audio/midi");
                add("/song/iha.mid", "audio/midi");
                play();
            }};
        } catch (IOException e) {
            catchException(e);
        } catch (MediaException e) {
            catchException(e);
        }
    }
}